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Motor Protector Relay with Leakage Cts
US$215.40-646.20
1 Piece
Sample price:US$215.40/piece.Request sample
Product profile
Customization
AvailableTheory
Electromagnetic RelayPhase
3Model NO.
ARD3MElectricity Type
AcLoad
Medium Power RelayProtective Characteristics
Open RelayAction Principle
Numeric TypeSize
MiniatureType
Electric Parameter RelayRated Voltage
660VRated Current
800AProtocol
Modbus-RTU, Profibus-Dp, Profinet, Modbus-TCP, WifMeasure
Voltage, Current, Power, Harmonic, TemperatureProtect
Over&Under Load and Voltage&Power, Short CircuitStandard Configuration
10di/6do, 2 Modbus-RTUTransport Package
CartonSpecification
ARD3MTrademark
AcrelOrigin
ChinaHS Code
8536300000Production Capacity
200000Key features
Comprehensive Motor Protection: Protects against overload, short circuit, stall, phase loss, and voltage unbalance for safe operation.
Multi-Protocol Communication: Supports Modbus-RTU, Profibus-DP, Profinet, Modbus-TCP, and optional WiFi for flexible integration.
Advanced Measurement Functions: Measures voltage, current, power, harmonics, temperature, and energy with high precision.
Programmable Logic Control: Features 10 dry/wet contacts and 6 outputs with logic diagram and truth table capabilities.
Wide Current Range: Supports rated currents from 0.1A to 5000A with various transformer ratios for different motor sizes.
Optional Advanced Features: Includes harmonic analysis, waveform recording, fault records, and wireless communication modules.
Robust Environmental Resistance: Operates from -10 to 55 degrees Celsius with IP20 protection and 100% finished product inspection.
Flexible Customization Options: Offers full customization, minor customization, and design-based customization for specific needs.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤6.47h
AI-Powered supplier vetting
SummaryThe supplier demonstrates broad customization and R&D capabilities, including ODM, OEM, SDK availability, multiple design tools, and documented design review, verification, and validation records. Production-related evidence includes SMT, assembly, and automated processing lines, inventory capacity, contracts with associated subcontractors, and standardized finished-product inspection instructions. Service management is supported by written procedures and records for corrective actions, complaints, supplier assessment, and quality assurance. The supplier has overseas agents or branches, export rights, and prior participation in MEE Middle East Energy, but reports no overseas warehouse or showroom and lists zero countries offering overseas services. Financial credibility cannot be assessed because only years are provided, without non-financial supporting results. No explicit certification holdings or customer case details are provided.
Supplier typeThe supplier operates or coordinates SMT, assembly, and automated processing facilities, maintains inventory capability, and has valid manufacturing contracts with associated subcontractors. It also holds self-operated import/export rights and has overseas agents or branches, indicating a manufacturing-oriented supplier with international service arrangements.
After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, service-capability assessment, and quality assurance. Overseas agents or branches and prior participation in an offline trade show support service reach, while the absence of overseas warehouses and showrooms limits the evidence for localized after-sales infrastructure.
R&D capabilityThe supplier reports new products during the past year, ODM services, SDK availability, R&D responsibilities covering new-product development and production technology support, and use of AutoCAD, Pro/E, and SolidWorks. It also maintains auditable design input, output, review, verification, and validation documentation, supporting a demonstrated product-development process.
Production capacityProduction evidence includes SMT, assembly, and automated processing lines, standardized finished-product inspection instructions, inventory capability, valid contracts with associated subcontractors, and lead times within 15 workdays in both peak and off-seasons. These stated capabilities support a positive assessment of manufacturing and delivery readiness.
Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad range is reported across R&D and design-service capability records, indicating substantial customization coverage.
Product Q&A
Q:What is the rated voltage range for this motor protector?
A:
It supports low-voltage motor circuits with a rated voltage up to 660V, including AC220V, 380V, and 660V.
Q:Does the device support communication protocols?
A:
Yes, it comes standard with 2 channels of Modbus-RTU and supports optional Profibus-DP, Profinet, Modbus-TCP, and WiFi.
Q:What protection functions are included?
A:
It provides protection against overload, under-load, short circuit, stall, block, current/voltage unbalance, and phase sequence errors.
Q:Can the current range be customized for different motors?
A:
Yes, it supports a wide current range from 0.1A to 5000A with various transformer ratios (1, 5, 25, 100, 250, 800).
Q:What are the input and output contact specifications?
A:
It features 10 switching inputs (DI) and 6 switching outputs (DO), with options for dry or wet contacts and various voltage inputs.
Send Inquiry
*To:
Jiangsu Acrel Electrical Manufacturing Co., Ltd.
Jiangsu Acrel Electrical Manufacturing Co., Ltd.*Content:
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